require('chai').should()
import { cloneDeep, last } from 'lodash'

import { albumStore, artistStore } from '../../stores'
import { default as artists, singleAlbum, singleSong } from '../blobs/media'

describe('stores/album', () => {
  beforeEach(() => albumStore.init(cloneDeep(artists)))

  afterEach(() => albumStore.state.albums = [])

  describe('#init', () => {
    it('correctly gathers albums', () => {
      albumStore.state.albums.length.should.equal(7)
    })

    it('correctly sets albums length', () => {
      albumStore.state.albums[0].length.should.equal(259.92)
    })

    it('correctly sets album artists', () => {
      albumStore.state.albums[0].artist.id.should.equal(1)
    })
  })

  describe('#all', () => {
    it('correctly returns all songs', () => {
      albumStore.all.length.should.equal(7)
    })
  })

  describe('#getLength', () => {
    it('correctly calculates an album’s length', () => {
      albumStore.getLength(albumStore.state.albums[6])
      albumStore.state.albums[6].length.should.equal(1940.42); // I'm sorry…
    })
  })

  describe('#add', () => {
    beforeEach(() => {
      albumStore.add(cloneDeep(singleAlbum))
    })

    it('correctly adds a new album into the state', () => {
      last(albumStore.state.albums).id.should.equal(9999)
    })

    it('correctly recalculates the length', () => {
      last(albumStore.state.albums).length.should.equal(300)
    })

    it('correctly recalculates the play count', () => {
      last(albumStore.state.albums).playCount.should.equal(11)
    })
  })

  describe('#remove', () => {
    beforeEach(() => {
      albumStore.remove(albumStore.state.albums[0]); // ID 1193
    })

    it('correctly removes an album', () => {
      albumStore.state.albums.length.should.equal(6)
    })
  })

  describe('#addSongsIntoAlbum', () => {
    beforeEach(() => {
      albumStore.addSongsIntoAlbum(albumStore.state.albums[0], cloneDeep(singleSong))
    })

    it('correctly adds a song into an album', () => {
      albumStore.state.albums[0].songs.length.should.equal(2)
    })

    it('correctly recalculates the play count', () => {
      albumStore.state.albums[0].playCount.should.equal(4)
    })

    it ('correctly recalculates album length', () => {
      albumStore.state.albums[0].length.should.equal(359.92)
    })
  })

  describe('#removeSongsFromAlbum', () => {
    beforeEach(() => {
      albumStore.removeSongsFromAlbum(albumStore.state.albums[0], albumStore.state.albums[0].songs[0])
    })

    it('correctly removes a song from an album', () => {
      albumStore.state.albums[0].songs.length.should.equal(0)
    })

    it('correctly recalculates the play count', () => {
      albumStore.state.albums[0].playCount.should.equal(0)
    })

    it('correctly recalculates the length', () => {
      albumStore.state.albums[0].length.should.equal(0)
    })
  })
})
